LG K40S vs Xiaomi Mi A1

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800)

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300)
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
HSPA speed

-

HSPA
LTE speed

LTE-A (2CA), Cat6, 300 Mbps download, 50 Mbps upload

LTE
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Front glass, aluminum frame & back
SIM

Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

Hybrid Dual SIM (Nano-SIM, dual stand-by)
Height

156.3 mm

155.4 mm
Width

73.9 mm

75.8 mm
Thickness

8.6 mm

7.3 mm
Weight

-

165 g
MIL-STD-810G

Yes

-
Colors

Black, Blue

Black, Gold, Rose Gold

Display
Display type

IPS LCD capacitive touchscreen

LTPS IPS LCD capacitive touchscreen
Physical size

6.1 inches

5.5 inches
Resolution

720 x 1520 pixels

1080 x 1920 pixels
Pixel density

276 ppi

403 ppi
Display colors

16777216

16777216
Protection

-

Corning Gorilla Glass 3
Multitouch

Yes

Yes

Main camera
Camera type

Dual

Dual
Camera type

-

Photo / Video
Main camera

13 MP, f/2.2 , 26 mm

12 MP, f/2.2 , 26 mm, 2x optical zoom
5 MP

12 MP, f/2.6 , 50 mm
Primary camera resolution

4160 x 3120 pixels

-
Primary camera video

1080p@30fps

2160p@30fps, 720p@120fps
Primary camera Autofocus

-

phase detection autofocus
Primary camera flash

dual-LED flash

dual-LED (dual tone) flash
Primary camera phase detection autofocus

phase detection autofocus

-
Camera features

Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode

1.25 µm/ 1.0 µm pixel size, HDR, face detection, geo-tagging, panorama, touch focus

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 1.0 reversible connector
USB On-The-Go

Yes

-
Bluetooth

v5.0

v4.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

Yes

Yes
NFC

Yes(market dependent)

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
BDS

Yes

Yes

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging IM

-

IM
Messaging Push Mail

-

Push Mail
Java

-

No
Sensors

Accelerometer, fingerprint, light, proximity

Fingerprint (rear-mounted), accelerometer, gyro, proximity